Methyl 3-{[(tert-butoxy)carbonyl]amino}-5-(fluorosulfonyl)-2,4,6-trimethylbenzoate

2-(N-benzyl-1-{1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethyl]-1H-imidazol-4-yl}formamido)acetic acid

2-{N-benzyl-1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)bicyclo[2.2.1]heptan-2-yl]formamido}acetic acid

4-({1-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]cyclopropyl}formamido)-2-methylbut-2-enoic acid

2-{2-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-(methylsulfanyl)butanamido]cyclopentyl}acetic acid

2-{2-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-(methylsulfanyl)butanamido]cyclopentyl}acetic acid

rac-(3R,4R)-1-{2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]acetyl}-4-methylpyrrolidine-3-carboxylic acid

4-[3-(dimethylamino)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]-2-methoxybutanoic acid

2-[N-benzyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]acetic acid

rac-2-{N-benzyl-1-[(1R,2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]formamido}acetic acid

4-[7-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)heptanoyl]thiomorpholine-2-carboxylic acid